//
//  WBHomeViewController.swift
//  SilenceWeibo
//
//  Created by admin on 2017/6/19.
//  Copyright © 2017年 honliv. All rights reserved.
//

import UIKit

//定义全局常量，尽量使用private 修饰，否则到处都可以访问
private let cellId = "cellId"

class WBHomeViewController: WBBaseViewController {
    
    
    /// 列表视图模型
    fileprivate lazy var listViewModel = WBStatusListViewModel()
    
    //加载数据
    override func loadData() {
        print("加载数据结束\(String(describing: self.listViewModel.statusList.last?.text))")
        listViewModel.loadStatus(pullup: self.isPullup) { (isSuccess, shouldRefresh) in
            print("加载数据结束")
            //结束刷新控件
            self.refreshControl?.endRefreshing()
            //恢复上拉刷新标记
            self.isPullup = false
            
            //刷新表格
            if shouldRefresh {
                self.tableView?.reloadData()
            }

        }
        
    }
    
    //显示好友
    @objc fileprivate func showFriends(){
        
        let vc = WBDemoViewController()
        vc.hidesBottomBarWhenPushed = true
        
        //push的动作是nav做的
        navigationController?.pushViewController(vc, animated: true)
    }
}

//MARK: - 表格数据源方法,具体的数据源方法实现，不需要 super
extension WBHomeViewController{
    override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return listViewModel.statusList.count
    }
    override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        //1.取cell
        let cell = tableView.dequeueReusableCell(withIdentifier: cellId, for: indexPath)
        //2.设置cell
        cell.textLabel?.text = listViewModel.statusList[indexPath.row].text
        //3.返回cell
        return cell
    }
    
}

// MARK: - 设置界面
extension WBHomeViewController{
    
    //重写父类的方法
    override func setupTableView() {
        super.setupTableView()
        //设置导航栏按钮
        navItem.leftBarButtonItem = UIBarButtonItem(title: "好友", target: self, action: #selector(showFriends))
        
        //注册原型  cell
        tableView?.register(UITableViewCell.self, forCellReuseIdentifier: cellId)
    }
    
}
